+// VorteX: hacked Mem_ExpandableArray_AllocRecord, it does allocate record at certain index
+void *Mem_ExpandableArray_AllocRecordAtIndex(memexpandablearray_t *l, size_t index)
+{
+ size_t j;
+ if (index == l->numarrays)
+ {
+ if (l->numarrays == l->maxarrays)
+ {
+ memexpandablearray_array_t *oldarrays = l->arrays;
+ l->maxarrays = max(l->maxarrays * 2, 128);
+ l->arrays = (memexpandablearray_array_t*) Mem_Alloc(l->mempool, l->maxarrays * sizeof(*l->arrays));
+ if (oldarrays)
+ {
+ memcpy(l->arrays, oldarrays, l->numarrays * sizeof(*l->arrays));
+ Mem_Free(oldarrays);
+ }
+ }
+ l->arrays[index].numflaggedrecords = 0;
+ l->arrays[index].data = (unsigned char *) Mem_Alloc(l->mempool, (l->recordsize + 1) * l->numrecordsperarray);
+ l->arrays[index].allocflags = l->arrays[index].data + l->recordsize * l->numrecordsperarray;
+ l->numarrays++;
+ }
+ if (l->arrays[index].numflaggedrecords < l->numrecordsperarray)
+ {
+ for (j = 0;j < l->numrecordsperarray;j++)
+ {
+ if (!l->arrays[index].allocflags[j])
+ {
+ l->arrays[index].allocflags[j] = true;
+ l->arrays[index].numflaggedrecords++;
+ memset(l->arrays[index].data + l->recordsize * j, 0, l->recordsize);
+ return (void *)(l->arrays[index].data + l->recordsize * j);
+ }
+ }
+ }
+ return NULL;
+}
+